85335440

素因数分解:

$2^4\times 5^1\times {\mathrm{1066693}}^1$

素因数の和:1066706

約数の個数: 20

約数和(自身を含む): 198405084

約数和(自身を除く): 113069644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1066693, 2133386, 4266772, 5333465, 8533544, 10666930, 17067088, 21333860, 42667720, 85335440]

約数ペア:

[(1, 85335440), (2, 42667720), (4, 21333860), (5, 17067088), (8, 10666930), (10, 8533544), (16, 5333465), (20, 4266772), (40, 2133386), (80, 1066693)]